BC556BG

Single Bipolar Transistors Overview

The BC556BG is a PNP silicon epitaxial planar transistor manufactured by onsemi, designed for amplifier applications. It features a collector-emitter breakdown voltage of 65 V and a continuous collector current rating of 100 mA. The device utilizes a TO-92 (TO-226AA) surface-mount compatible package with three leads. Key electrical characteristics include a maximum power dissipation of 500 mW at 25°C ambient temperature and a transition frequency of 150 MHz. The component operates within a junction temperature range of -55°C to +150°C.

Single Bipolar Transistors Feature Summary

• PNP silicon epitaxial planar construction optimized for general-purpose amplification tasks
• High voltage capability with 65 V collector-emitter breakdown rating
• Low noise performance suitable for sensitive signal processing circuits

Single Bipolar Transistors Applications

• General-purpose amplifier stages in audio and RF circuits
• Switching applications requiring low voltage control
• Driver circuits for small-signal loads

Single Bipolar Transistors Procurement Notes

Verify the specific suffix BG against the manufacturer datasheet to confirm pinout orientation and packaging type. Ensure the source document explicitly lists BC556BG as an active or qualified part number from onsemi. Cross-reference RoHS compliance status directly from the official specification sheet prior to integration.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with 65 V breakdown and 100 mA current capacity is required. The TO-92 package facilitates through-hole or specific surface-mount assembly methods. Compare hFE gain bands if precise amplification factors are critical for the design requirements.

Single Bipolar Transistors Part Context

This device belongs to the BC556 series of PNP transistors produced by onsemi. The series is widely recognized for its reliability in analog signal processing. The BC556BG variant specifically denotes the standard plastic encapsulation configuration used for general electronic assemblies.

Single Bipolar Transistors Replacement Considerations

BC556BTA

Single Bipolar Transistors FAQ

What is the maximum collector-emitter voltage for the BC556BG?

The maximum collector-emitter voltage (VCEO) is 65 V.

Is the BC556BG a NPN or PNP transistor?

The BC556BG is a PNP bipolar junction transistor.

What package type does the BC556BG use?

It uses a TO-92 (TO-226AA) three-lead package.